Sharing the model might help. Did you use the Rapid Restore or a stock copy of XP? Share exactly how you reinstalled and why.
im having problem on my Lenovo laptop. and i guess some already encounter this. after i resintall my windows XP the built speaker of the laptop willnot work anymore. but when i tryied using an earphone on the phone jack it has a sound. i all ready read some on the internet post nad they do also have the same problem with mine.
any there who kind enough to share there technicalities on how to solve this is much appreciated..